Warning: Permanently added '10.128.0.63' (ED25519) to the list of known hosts. 1970/01/01 00:00:30 parsed 1 programs 1970/01/01 00:00:30 serving rpc on tcp://40025 [ 31.141573][ T4337] cgroup: Unknown subsys name 'net' [ 31.348992][ T4337] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 31.635968][ T4337] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 36.180408][ T4369] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 36.181951][ T4369] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 36.183311][ T4369] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 36.184836][ T4369] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 36.186496][ T4369] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 36.187801][ T4369] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 36.393881][ T4379] chnl_net:caif_netlink_parms(): no params data found [ 36.414223][ T4379] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.415544][ T4379] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.417319][ T4379] device bridge_slave_0 entered promiscuous mode [ 36.419705][ T4379] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.420948][ T4379] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.422443][ T4379] device bridge_slave_1 entered promiscuous mode [ 36.429941][ T4379] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 36.432739][ T4379] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 36.439401][ T4379] team0: Port device team_slave_0 added [ 36.441125][ T4379] team0: Port device team_slave_1 added [ 36.446102][ T4379] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 36.448525][ T4379] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 36.452698][ T4379] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 36.455300][ T4379] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 36.456570][ T4379] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 36.460860][ T4379] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 36.517561][ T4379] device hsr_slave_0 entered promiscuous mode [ 36.566621][ T4379] device hsr_slave_1 entered promiscuous mode [ 36.650040][ T4379] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 36.679416][ T4379] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 36.718006][ T4379] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 36.806945][ T4379] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 36.854053][ T4379] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.855276][ T4379] bridge0: port 2(bridge_slave_1) entered forwarding state [ 36.856734][ T4379] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.858022][ T4379] bridge0: port 1(bridge_slave_0) entered forwarding state [ 36.874662][ T4379] 8021q: adding VLAN 0 to HW filter on device bond0 [ 36.878950][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 36.881475][ T39] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.883511][ T39] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.889152][ T4379] 8021q: adding VLAN 0 to HW filter on device team0 [ 36.897587][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 36.899369][ T39] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.900716][ T39] bridge0: port 1(bridge_slave_0) entered forwarding state [ 36.903515][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 36.904977][ T39] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.906074][ T39] bridge0: port 2(bridge_slave_1) entered forwarding state [ 36.922271][ T1691] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 36.924238][ T1691] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 36.928219][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 36.931175][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 36.934509][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 36.937335][ T4379] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 36.988731][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 36.990094][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 36.993268][ T4379] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 37.000110][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 37.006182][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 37.008125][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 37.009520][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 37.012239][ T4379] device veth0_vlan entered promiscuous mode [ 37.016736][ T4379] device veth1_vlan entered promiscuous mode [ 37.026011][ T4379] device veth0_macvtap entered promiscuous mode [ 37.029814][ T1691] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 37.031453][ T1691] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 37.033720][ T1691] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 37.035298][ T1691] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 37.042460][ T4379] device veth1_macvtap entered promiscuous mode [ 37.049823][ T4379] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 37.052297][ T1691] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 37.054140][ T1691] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 37.056852][ T4379] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 37.058145][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 37.059727][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 37.062278][ T4379] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 37.063777][ T4379] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 37.065150][ T4379] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 37.067557][ T4379] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 37.174210][ T11] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 37.175643][ T11] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 37.177918][ T1691] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 37.186189][ T11] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 37.189459][ T11] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 37.191018][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:00:37 executed programs: 0 [ 37.941274][ T47] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 37.942892][ T47] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 37.944288][ T47] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 37.945932][ T47] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 37.947605][ T47] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 37.948808][ T47] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 37.997382][ T4432] chnl_net:caif_netlink_parms(): no params data found [ 38.015249][ T4432] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.017530][ T4432] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.019175][ T4432] device bridge_slave_0 entered promiscuous mode [ 38.021135][ T4432] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.022383][ T4432] bridge0: port 2(bridge_slave_1) entered disabled state [ 38.023800][ T4432] device bridge_slave_1 entered promiscuous mode [ 38.030779][ T4432] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 38.033399][ T4432] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 38.049001][ T4432] team0: Port device team_slave_0 added [ 38.050858][ T4432] team0: Port device team_slave_1 added [ 38.055802][ T4432] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 38.057086][ T4432] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 38.061640][ T4432] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 38.064186][ T4432] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 38.065285][ T4432] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 38.069745][ T4432] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 38.127444][ T4432] device hsr_slave_0 entered promiscuous mode [ 38.176504][ T4432] device hsr_slave_1 entered promiscuous mode [ 38.217277][ T4432] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 38.218658][ T4432] Cannot create hsr debugfs directory [ 38.357580][ T4432] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 40.006936][ T47] Bluetooth: hci0: command 0x0409 tx timeout [ 40.697964][ T4432] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 42.076425][ T47] Bluetooth: hci0: command 0x041b tx timeout [ 42.547528][ T4432] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 42.638118][ T4432] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 42.830965][ T4432] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 42.877511][ T4432] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 43.008370][ T4432] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 43.138603][ T4432] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 43.185373][ T4432] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.189034][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.190841][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.279569][ T4432] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.282025][ T4460] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.283767][ T4460] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.285387][ T4460] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.286629][ T4460] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.288464][ T4460] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.291275][ T4460] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.292884][ T4460] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.294284][ T4460] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.295601][ T4460] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.298508][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.301116][ T4460] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.303719][ T4460] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 43.305580][ T4460] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.307355][ T4460] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 43.310147][ T4460] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 43.311736][ T4460] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 43.315011][ T4460] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 43.316737][ T4460] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.359498][ T4460] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 43.361064][ T4460] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.363334][ T4432] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 43.473344][ T4432] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 43.476735][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 43.478087][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 43.481768][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 43.483488][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 43.489785][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 43.491462][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 43.492936][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 43.494475][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 43.496719][ T4432] device veth0_vlan entered promiscuous mode [ 43.499910][ T4432] device veth1_vlan entered promiscuous mode [ 43.507636][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 43.509297][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 43.510873][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 43.512499][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 43.515333][ T4432] device veth0_macvtap entered promiscuous mode [ 43.560196][ T4432] device veth1_macvtap entered promiscuous mode [ 43.565007][ T4432] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 43.567160][ T4432] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 43.569295][ T4432] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 43.570922][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 43.572653][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 43.574159][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 43.575816][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 43.579080][ T4432] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 43.580812][ T4432] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 43.582747][ T4432] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 43.583928][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 43.585587][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 43.588263][ T4432] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 43.589692][ T4432] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 43.591100][ T4432] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 43.592554][ T4432] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 43.641957][ T11] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 43.644433][ T11] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 43.646198][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 43.651914][ T11] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 43.653279][ T11] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 43.654638][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 43.796983][ T4466] loop0: detected capacity change from 0 to 32768 [ 43.803614][ T4466] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 43.805068][ T4466] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 43.813845][ T4466] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 43.816096][ T4453] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 43.817416][ T4453] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 43.829959][ T4453] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 12ms [ 43.832857][ T4453] gfs2: fsid=syz:syz.0: jid=0: Done [ 43.834040][ T4466] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 43.891060][ T4432] ------------[ cut here ]------------ [ 43.892081][ T4432] WARNING: CPU: 0 PID: 4432 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8b8/0xce0 [ 43.893906][ T4432] Modules linked in: [ 43.894547][ T4432] CPU: 0 PID: 4432 Comm: syz-executor Not tainted syzkaller #0 [ 43.895697][ T4432] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/02/2026 [ 43.897418][ T4432] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 43.898892][ T4432] pc : __folio_mark_dirty+0x8b8/0xce0 [ 43.899928][ T4432] lr : __folio_mark_dirty+0x8b8/0xce0 [ 43.900969][ T4432] sp : ffff800020e27700 [ 43.901682][ T4432] x29: ffff800020e27710 x28: 1fffff8000699f98 x27: 0000000000000000 [ 43.903028][ T4432] x26: dfff800000000000 x25: 0000000000000000 x24: ffff0000c56bbe98 [ 43.904397][ T4432] x23: 0000000000000001 x22: 0000000000000000 x21: 1fffe00018ad77d3 [ 43.905803][ T4432] x20: ffff0000d5352250 x19: fffffc00034cfcc0 x18: 1fffe00033e7277e [ 43.907290][ T4432] x17: ffff80001537d000 x16: ffff8000082dba2c x15: 000000000004ffff [ 43.908764][ T4432] x14: 0000000000000001 x13: 1fffe00018ad77d3 x12: 0000000000000000 [ 43.910240][ T4432] x11: ff008000087148ac x10: 0000000000000000 x9 : ffff8000087148ac [ 43.911646][ T4432] x8 : ffff0000cbe60000 x7 : 0000000000000000 x6 : 0000000000000000 [ 43.913079][ T4432] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff800008a66314 [ 43.914518][ T4432] x2 : ffff0000ced86060 x1 : 0000000000000000 x0 : 0000000000000000 [ 43.915866][ T4432] Call trace: [ 43.916441][ T4432] __folio_mark_dirty+0x8b8/0xce0 [ 43.917287][ T4432] mark_buffer_dirty+0x2b8/0x5c0 [ 43.918137][ T4432] gfs2_unpin+0x128/0x918 [ 43.918889][ T4432] buf_lo_after_commit+0x144/0x18c [ 43.919745][ T4432] __gfs2_log_flush+0x12e8/0x1bd4 [ 43.920583][ T4432] gfs2_log_flush+0x3c/0x58 [ 43.921441][ T4432] gfs2_kill_sb+0x5c/0xd8 [ 43.922173][ T4432] deactivate_locked_super+0xb4/0x128 [ 43.923113][ T4432] deactivate_super+0xe4/0x104 [ 43.923937][ T4432] cleanup_mnt+0x3a8/0x430 [ 43.924742][ T4432] __cleanup_mnt+0x20/0x30 [ 43.925508][ T4432] task_work_run+0x1f4/0x280 [ 43.926316][ T4432] do_notify_resume+0x20f8/0x2c84 [ 43.927194][ T4432] el0_svc+0x98/0x128 [ 43.927859][ T4432] el0t_64_sync_handler+0x84/0xf0 [ 43.928758][ T4432] el0t_64_sync+0x18c/0x190 [ 43.929548][ T4432] irq event stamp: 162748 [ 43.930303][ T4432] hardirqs last enabled at (162747): [] folio_memcg_lock+0xe8/0x1f8 [ 43.931988][ T4432] hardirqs last disabled at (162748): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 43.933722][ T4432] softirqs last enabled at (162624): [] local_bh_enable+0x10/0x34 [ 43.935247][ T4432] softirqs last disabled at (162622): [] local_bh_disable+0x10/0x34 [ 43.936951][ T4432] ---[ end trace 0000000000000000 ]--- [ 43.942601][ T4432] ------------[ cut here ]------------ [ 43.943505][ T4432] WARNING: CPU: 0 PID: 4432 at include/linux/backing-dev.h:247 __folio_start_writeback+0x8a8/0xa98 [ 43.945196][ T4432] Modules linked in: [ 43.945863][ T4432] CPU: 0 PID: 4432 Comm: syz-executor Tainted: G W syzkaller #0 [ 43.947453][ T4432] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/02/2026 [ 43.949252][ T4432] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 43.950589][ T4432] pc : __folio_start_writeback+0x8a8/0xa98 [ 43.951590][ T4432] lr : __folio_start_writeback+0x8a8/0xa98 [ 43.952591][ T4432] sp : ffff800020e27180 [ 43.953330][ T4432] x29: ffff800020e27260 x28: ffff7000041c4e38 x27: 0000000000000000 [ 43.954706][ T4432] x26: ffff0000c56bbcf0 x25: 1fffff8000699f99 x24: dfff800000000000 [ 43.956113][ T4432] x23: ffff0000d5352250 x22: ffff800020e271e0 x21: ffff0000c56bbe98 [ 43.957484][ T4432] x20: 0000000000000001 x19: fffffc00034cfcc0 x18: 1fffe00033e7277e [ 43.958886][ T4432] x17: ffff80001537d000 x16: ffff8000082dba2c x15: 0000000000000000 [ 43.960223][ T4432] x14: 0000000000000001 x13: 1fffff8000699f98 x12: 0000000000000000 [ 43.961663][ T4432] x11: ff00800008716dd0 x10: 0000000000000000 x9 : ffff800008716dd0 [ 43.963035][ T4432] x8 : ffff0000cbe60000 x7 : ffff800008716820 x6 : 0000000000000000 [ 43.964524][ T4432] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff80000871685c [ 43.966017][ T4432] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 43.967550][ T4432] Call trace: [ 43.968133][ T4432] __folio_start_writeback+0x8a8/0xa98 [ 43.969115][ T4432] set_page_writeback+0x5c/0x7c [ 43.969937][ T4432] gfs2_aspace_writepage+0x524/0x6f4 [ 43.970861][ T4432] __gfs2_writepage+0x70/0x184 [ 43.971697][ T4432] write_cache_pages+0x760/0xe00 [ 43.972524][ T4432] gfs2_ail1_flush+0x7a8/0x9f0 [ 43.973301][ T4432] empty_ail1_list+0x130/0x214 [ 43.974119][ T4432] __gfs2_log_flush+0x15c8/0x1bd4 [ 43.974955][ T4432] gfs2_log_flush+0x3c/0x58 [ 43.975742][ T4432] gfs2_kill_sb+0x5c/0xd8 [ 43.976526][ T4432] deactivate_locked_super+0xb4/0x128 [ 43.977446][ T4432] deactivate_super+0xe4/0x104 [ 43.978299][ T4432] cleanup_mnt+0x3a8/0x430 [ 43.979101][ T4432] __cleanup_mnt+0x20/0x30 [ 43.979952][ T4432] task_work_run+0x1f4/0x280 [ 43.980823][ T4432] do_notify_resume+0x20f8/0x2c84 [ 43.981747][ T4432] el0_svc+0x98/0x128 [ 43.982441][ T4432] el0t_64_sync_handler+0x84/0xf0 [ 43.983350][ T4432] el0t_64_sync+0x18c/0x190 [ 43.984221][ T4432] irq event stamp: 162932 [ 43.985048][ T4432] hardirqs last enabled at (162931): [] folio_memcg_lock+0xe8/0x1f8 [ 43.986834][ T4432] hardirqs last disabled at (162932): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 43.988596][ T4432] softirqs last enabled at (162908): [] handle_softirqs+0xb1c/0xc90 [ 43.990220][ T4432] softirqs last disabled at (162751): [] __do_softirq+0x14/0x20 [ 43.991865][ T4432] ---[ end trace 0000000000000000 ]--- [ 43.997887][ C0] ------------[ cut here ]------------ [ 43.998920][ C0] WARNING: CPU: 0 PID: 15 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d0/0x9cc [ 44.000546][ C0] Modules linked in: [ 44.001205][ C0] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G W syzkaller #0 [ 44.002697][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/02/2026 [ 44.004347][ C0] pstate: 424000c5 (nZcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 44.005614][ C0] pc : __folio_end_writeback+0x7d0/0x9cc [ 44.006573][ C0] lr : __folio_end_writeback+0x7d0/0x9cc [ 44.007597][ C0] sp : ffff80001cb97980 [ 44.008352][ C0] x29: ffff80001cb979a0 x28: 1fffff80006a9e81 x27: 1fffff80006a9e80 [ 44.009768][ C0] x26: dfff800000000000 x25: 0000000000000000 x24: ffff0000c56bbcf0 [ 44.011063][ C0] x23: ffff0000c56bbe98 x22: ffff0000d53502a0 x21: ffff0000d53502a8 [ 44.012371][ C0] x20: 0000000000000001 x19: fffffc000354f400 x18: 1fffe00033e7277e [ 44.013624][ C0] x17: ffff80001537d000 x16: ffff8000082dba2c x15: 0000000000000000 [ 44.014919][ C0] x14: 0000000000000003 x13: 1ffff00003972f22 x12: 0000000000000000 [ 44.016269][ C0] x11: ff0080000871632c x10: 0000000000000000 x9 : ffff80000871632c [ 44.017602][ C0] x8 : ffff0000c09b3800 x7 : 0000000000000000 x6 : 0000000000000000 [ 44.019028][ C0] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 44.020393][ C0] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 44.021742][ C0] Call trace: [ 44.022301][ C0] __folio_end_writeback+0x7d0/0x9cc [ 44.023214][ C0] folio_end_writeback+0x12c/0x410 [ 44.024169][ C0] end_page_writeback+0x58/0x74 [ 44.025044][ C0] end_buffer_async_write+0x330/0x4fc [ 44.025991][ C0] end_bio_bh_io_sync+0xb4/0x1e4 [ 44.026829][ C0] bio_endio+0x750/0x794 [ 44.027556][ C0] blk_update_request+0x4ac/0xc58 [ 44.028416][ C0] blk_mq_end_request+0x54/0x8c [ 44.029278][ C0] lo_complete_rq+0x1e8/0x238 [ 44.030098][ C0] blk_done_softirq+0x11c/0x168 [ 44.030910][ C0] handle_softirqs+0x318/0xc90 [ 44.031724][ C0] run_ksoftirqd+0x7c/0x2ac [ 44.032511][ C0] smpboot_thread_fn+0x4e8/0x960 [ 44.033374][ C0] kthread+0x254/0x2e0 [ 44.034109][ C0] ret_from_fork+0x10/0x20 [ 44.034896][ C0] irq event stamp: 312667 [ 44.035638][ C0] hardirqs last enabled at (312666): [] folio_memcg_lock+0xe8/0x1f8 [ 44.037343][ C0] hardirqs last disabled at (312667): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 44.038995][ C0] softirqs last enabled at (312656): [] handle_softirqs+0xb1c/0xc90 [ 44.040609][ C0] softirqs last disabled at (312661): [] run_ksoftirqd+0x7c/0x2ac [ 44.042251][ C0] ---[ end trace 0000000000000000 ]--- [ 44.156419][ T47] Bluetooth: hci0: command 0x040f tx timeout